package com.ipartek.desarrollo.hibernate;

import org.hibernate.HibernateException;
import org.hibernate.Session;
import org.hibernate.SessionFactory;
import org.hibernate.cfg.AnnotationConfiguration;

/**
 * Clase de utilidad para obtener la sesion de hibernate.
 * 
 * @author Chuidiang
 * 
 */
public class HibernateUtil {

	private static final SessionFactory sessionFactory;

	static {
		try {
			// Si no ponemos fichero, intenta cargar "/hibernate.cfg.xml" en el
			// raiz
			sessionFactory = new AnnotationConfiguration().configure(
					"hibernate.cfg.xml").buildSessionFactory();
		} catch (Throwable ex) {
			// Log exception!
			throw new ExceptionInInitializerError(ex);
		}
	}

	public static Session getSession() throws HibernateException {
		return sessionFactory.openSession();
	}
}